Trade-Offs of Soil Quality, Wheat Yield and Nutrient Efficiency Under Long-Term Combined Chemical and Manure Fertilization in Vertisols
Organic fertilization is a key strategy for improving soil structure and fertility in China’s Vertisols, yet the trade-offs among soil quality enhancement, grain yield performance, and nutrient use efficiency under different organic amendment regimes remain insufficiently elucidated. Based on a unique 43-year field fer...